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<a name="Type-Descriptors"></a>
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<a name="Table-of-Type-Descriptors"></a>
<h2 class="appendix">Appendix C Table of Type Descriptors</h2>

<p>The type descriptor is the character which follows the type number and
an equals sign.  It specifies what kind of type is being defined.
See <a href="String-Field.html#String-Field">String Field</a>, for more information about their use.
</p>
<dl compact="compact">
<dt><code><var>digit</var></code></dt>
<dt><code>(</code></dt>
<dd><p>Type reference; see <a href="String-Field.html#String-Field">String Field</a>.
</p>
</dd>
<dt><code>-</code></dt>
<dd><p>Reference to builtin type; see <a href="Negative-Type-Numbers.html#Negative-Type-Numbers">Negative Type Numbers</a>.
</p>
</dd>
<dt><code>#</code></dt>
<dd><p>Method (C<tt>++</tt>); see <a href="Method-Type-Descriptor.html#Method-Type-Descriptor">Method Type Descriptor</a>.
</p>
</dd>
<dt><code>*</code></dt>
<dd><p>Pointer; see <a href="Miscellaneous-Types.html#Miscellaneous-Types">Miscellaneous Types</a>.
</p>
</dd>
<dt><code>&amp;</code></dt>
<dd><p>Reference (C<tt>++</tt>).
</p>
</dd>
<dt><code>@</code></dt>
<dd><p>Type Attributes (AIX); see <a href="String-Field.html#String-Field">String Field</a>.  Member (class and variable)
type (GNU C<tt>++</tt>); see <a href="Member-Type-Descriptor.html#Member-Type-Descriptor">Member Type Descriptor</a>.
</p>
</dd>
<dt><code>a</code></dt>
<dd><p>Array; see <a href="Arrays.html#Arrays">Arrays</a>.
</p>
</dd>
<dt><code>A</code></dt>
<dd><p>Open array; see <a href="Arrays.html#Arrays">Arrays</a>.
</p>
</dd>
<dt><code>b</code></dt>
<dd><p>Pascal space type (AIX); see <a href="Miscellaneous-Types.html#Miscellaneous-Types">Miscellaneous Types</a>.  Builtin integer
type (Sun); see <a href="Builtin-Type-Descriptors.html#Builtin-Type-Descriptors">Builtin Type Descriptors</a>.  Const and volatile
qualified type (OS9000).
</p>
</dd>
<dt><code>B</code></dt>
<dd><p>Volatile-qualified type; see <a href="Miscellaneous-Types.html#Miscellaneous-Types">Miscellaneous Types</a>.
</p>
</dd>
<dt><code>c</code></dt>
<dd><p>Complex builtin type (AIX); see <a href="Builtin-Type-Descriptors.html#Builtin-Type-Descriptors">Builtin Type Descriptors</a>.
Const-qualified type (OS9000).
</p>
</dd>
<dt><code>C</code></dt>
<dd><p>COBOL Picture type.  See AIX documentation for details.
</p>
</dd>
<dt><code>d</code></dt>
<dd><p>File type; see <a href="Miscellaneous-Types.html#Miscellaneous-Types">Miscellaneous Types</a>.
</p>
</dd>
<dt><code>D</code></dt>
<dd><p>N-dimensional dynamic array; see <a href="Arrays.html#Arrays">Arrays</a>.
</p>
</dd>
<dt><code>e</code></dt>
<dd><p>Enumeration type; see <a href="Enumerations.html#Enumerations">Enumerations</a>.
</p>
</dd>
<dt><code>E</code></dt>
<dd><p>N-dimensional subarray; see <a href="Arrays.html#Arrays">Arrays</a>.
</p>
</dd>
<dt><code>f</code></dt>
<dd><p>Function type; see <a href="Function-Types.html#Function-Types">Function Types</a>.
</p>
</dd>
<dt><code>F</code></dt>
<dd><p>Pascal function parameter; see <a href="Function-Types.html#Function-Types">Function Types</a>
</p>
</dd>
<dt><code>g</code></dt>
<dd><p>Builtin floating point type; see <a href="Builtin-Type-Descriptors.html#Builtin-Type-Descriptors">Builtin Type Descriptors</a>.
</p>
</dd>
<dt><code>G</code></dt>
<dd><p>COBOL Group.  See AIX documentation for details.
</p>
</dd>
<dt><code>i</code></dt>
<dd><p>Imported type (AIX); see <a href="Cross_002dReferences.html#Cross_002dReferences">Cross-References</a>.  Volatile-qualified
type (OS9000).
</p>
</dd>
<dt><code>k</code></dt>
<dd><p>Const-qualified type; see <a href="Miscellaneous-Types.html#Miscellaneous-Types">Miscellaneous Types</a>.
</p>
</dd>
<dt><code>K</code></dt>
<dd><p>COBOL File Descriptor.  See AIX documentation for details.
</p>
</dd>
<dt><code>M</code></dt>
<dd><p>Multiple instance type; see <a href="Miscellaneous-Types.html#Miscellaneous-Types">Miscellaneous Types</a>.
</p>
</dd>
<dt><code>n</code></dt>
<dd><p>String type; see <a href="Strings.html#Strings">Strings</a>.
</p>
</dd>
<dt><code>N</code></dt>
<dd><p>Stringptr; see <a href="Strings.html#Strings">Strings</a>.
</p>
</dd>
<dt><code>o</code></dt>
<dd><p>Opaque type; see <a href="Typedefs.html#Typedefs">Typedefs</a>.
</p>
</dd>
<dt><code>p</code></dt>
<dd><p>Procedure; see <a href="Function-Types.html#Function-Types">Function Types</a>.
</p>
</dd>
<dt><code>P</code></dt>
<dd><p>Packed array; see <a href="Arrays.html#Arrays">Arrays</a>.
</p>
</dd>
<dt><code>r</code></dt>
<dd><p>Range type; see <a href="Subranges.html#Subranges">Subranges</a>.
</p>
</dd>
<dt><code>R</code></dt>
<dd><p>Builtin floating type; see <a href="Builtin-Type-Descriptors.html#Builtin-Type-Descriptors">Builtin Type Descriptors</a> (Sun).  Pascal
subroutine parameter; see <a href="Function-Types.html#Function-Types">Function Types</a> (AIX).  Detecting this
conflict is possible with careful parsing (hint: a Pascal subroutine
parameter type will always contain a comma, and a builtin type
descriptor never will).
</p>
</dd>
<dt><code>s</code></dt>
<dd><p>Structure type; see <a href="Structures.html#Structures">Structures</a>.
</p>
</dd>
<dt><code>S</code></dt>
<dd><p>Set type; see <a href="Miscellaneous-Types.html#Miscellaneous-Types">Miscellaneous Types</a>.
</p>
</dd>
<dt><code>u</code></dt>
<dd><p>Union; see <a href="Unions.html#Unions">Unions</a>.
</p>
</dd>
<dt><code>v</code></dt>
<dd><p>Variant record.  This is a Pascal and Modula-2 feature which is like a
union within a struct in C.  See AIX documentation for details.
</p>
</dd>
<dt><code>w</code></dt>
<dd><p>Wide character; see <a href="Builtin-Type-Descriptors.html#Builtin-Type-Descriptors">Builtin Type Descriptors</a>.
</p>
</dd>
<dt><code>x</code></dt>
<dd><p>Cross-reference; see <a href="Cross_002dReferences.html#Cross_002dReferences">Cross-References</a>.
</p>
</dd>
<dt><code>Y</code></dt>
<dd><p>Used by IBM&rsquo;s xlC C<tt>++</tt> compiler (for structures, I think).
</p>
</dd>
<dt><code>z</code></dt>
<dd><p>gstring; see <a href="Strings.html#Strings">Strings</a>.
</p></dd>
</dl>

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